高山栒子 gao shan xun zi

Shrubs deciduous or semievergreen, prostrate, low. Branchlets grayish black when old, stout, initially densely pilose, glabrous when old. Petiole 1–2 mm, pilose; stipules caducous, linear or subulate; leaf blade suborbicular or broadly ovate, 4–8(–12) mm and ca. as broad, thickly leathery, midvein raised abaxially and impressed adaxially, lateral veins inconspicuous, both surfaces and margin initially pubescent, glabrous when old, base broadly cuneate to rounded, margin thick, apex obtuse or acute. Inflorescences 1-flowered. Flowers 4–6 mm in diam., subsessile or shortly pedicellate. Hypanthium campanulate, abaxially pubescent. Sepals triangular, apex acute or obtuse. Petals erect, pink, obovate or suborbicular, 3–4 × 2–3 mm, base shortly clawed, apex obtuse. Stamens 15–20, shorter than petals. Ovary pubescent apically; styles 2, free, somewhat not exceeding stamens. Fruit ovoid, 5–6 mm in diam., pyrenes 2. Fl. May–Jun, fr. Sep–Oct. 2n = 68*.

Rocky slopes of high mountains, coniferous forests, forest margins; 3000--3600 m. Sichuan, W Yunnan.